Server

HTTP response header

The Server response-header field contains information about the software used by the web server to handle the request.

Header usage statistics

Server response header information and usage statistics.
Websites using header Server74,506,844
Percentage of websites that use Server header90.88%
Total discovered header valuesMore than 10,000
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country United States

Server Directives

Server directives value information and usage statistics
DirectiveShareWebsites countUnique Values

Connected technologies

Technologies that utilize the header
Amazon S3, category Content Delivery Networks, total 1,334,693 websites
Amazon Cloudfront, category Content Delivery Networks, total 724,895 websites
Amazon ELB, category Load Balancer, total 389,337 websites
Akamai, category Content Delivery Networks, total 163,746 websites
Amazon EC2, category Web Servers, total 54,233 websites
AlmaLinux, category Operating Systems, total 24,099 websites
Allegro RomPager, category Web Servers, total 1,078 websites
Akka HTTP, category Web Servers, total 157 websites
AOLserver, category Web Servers, total 127 websites
Airee, category Content Delivery Networks, total 92 websites

Server header usage distribution by website rank



Geographical Distribution

Header usage distribution by websites across the globe.



Websites utilizing Server

List of websites that use Server header
DomainCountryRankContacts
fonts.googleapis.com United States1
facebook.com United States2
google.com United States3
www.google.com United States3
wordpress.org United States4
s.w.org United States5
See full domain list

Common header values

List of top common Server header values
Header valueValue prevalence
Apache24.05%
nginx22.99%
cloudflare9.34%
openresty4.88%
LiteSpeed4.33%
Squarespace2.72%
Pepyaka/1.21.62.21%
Microsoft-IIS/10.02.14%
Apache/21.50%
Apache/2.4.58 (Unix)1.03%
Microsoft-IIS/8.50.92%
aruba-proxy0.71%
Microsoft-HTTPAPI/2.00.58%
nginx/1.18.0 (Ubuntu)0.54%
nginx/1.24.00.51%
nginx/1.21.60.49%
nginx/1.14.20.43%
Microsoft-IIS/7.50.43%
AmazonS30.39%
Cowboy0.38%